Module: Laplacian Filter
(c) 2003 by A. Ringeler, (c) 2008 by O. Conrad
Menu: Grid > Filter
Description
Other Common Names: Laplacian, Laplacian of Gaussian, LoG, Marr Filter

Standard kernel 1 (3x3):
0 | -1 | 0
-1 | 4 | -1
0 | -1 | 0

Standard kernel 2 (3x3):
-1 | -1 | -1
-1 | 8 | -1
0 | -1 | 0


Parameters
NameTypeIdentifierDescriptionConstraints
Input
Grid Grid (input)INPUT
Output
Filtered Grid (*)Grid (optional output)RESULT
Options
MethodChoiceMETHODAvailable Choices:
[0] Standard Kernel 1
[1] Standard Kernel 2
[2] User defined
Standard Deviation (Percent of Radius)Floating pointSIGMAMinimum: 0.000010
RadiusIntegerRADIUSMinimum: 1.000000
Search ModeChoiceMODEAvailable Choices:
[0] Square
[1] Circle
(*) optional